condition mean min max 12pM Fe,Midday 88.538 88.538 88.538 12pM Fe,Midnight 72.5938 62.4547 82.7329 58pM Fe,Midday 70.4476 70.4476 70.4476 58pM Fe,Midnight 53.32892857142857 0.0 64.5639 233pM Fe,Midnight 54.057633333333335 51.2919 57.8626 1160pM Fe,Midday 66.43938571428572 59.2991 72.1537 1160pM Fe,Midnight 39.214275 27.6166 52.696 High carbon,Dark 76.2291 23.9682 265.969 High carbon,Light 68.20263846153847 4.8487 177.008 Low carbon,Dark 59.6674 59.6674 59.6674 Phloroglucinol 93.5331 84.6141 102.873 Silicon starvation,12h 85.3258 85.3258 85.3258